MCP23S18 Microchip Technology, MCP23S18 Datasheet - Page 39

• Manufacturer Part Number: MCP23S18
• Description: 16-Bit I/O Expander
• Manufacturer: Microchip Technology

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TABLE 2-4:
© 2008 Microchip Technology Inc.
I
Note 1:
Param
2
C™ AC Characteristics
100
101
102
103
106
107
No.
90
91
92
2:
3:
Clock High Time:
Clock Low Time:
SDA and SCL Rise Time:
SDA and SCL Fall Time:
START Condition Setup Time:
START Condition Hold Time:
Data Input Hold Time:
Data Input Setup Time:
STOP Condition Setup Time:
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
This parameter is characterized, not 100% tested.
C
This parameter is not applicable in high-speed mode (3.4 MHz).
B
is specified from 10 to 400 (pF).
Characteristic
I
2
C BUS DATA REQUIREMENTS (SLAVE MODE)
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
R
(Note 1)
(Note 1)
T
T
T
T
T
PU
T
T
SU
SU
SU
HD
HD
Sym
HIGH
LOW
T
T
:
:
:
R
:
:
(SCL, SDA) = 1 kΩ, C
F
STO
STA
DAT
STA
DAT
DD
20 + 0.1 C
20 + 0.1 C
≤ 5.5V at -40°C ≤ T
0.06
0.16
0.16
0.16
0.01
0.16
Min
250
100
4.0
0.6
4.7
1.3
4.7
0.6
4.0
0.6
4.0
0.6
—
10
—
10
0
0
0
MCP23018/MCP23S18
B
B
(2)
(2)
L
Typ
(SCL, SDA) = 135 pF.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A
≤ +125°C
1000
Max
3.45
0.07
300
300
300
0.9
80
80
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Units
µs
µs
µs
µs
µs
µs
ns
ns
ns
ns
ns
ns
µs
µs
µs
µs
µs
µs
µs
µs
µs
ns
ns
µs
µs
µs
µs
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
4.5V – 5.5V
Conditions
DS22103A-page 39